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KOIZUMI MITSUE

Overview
  • Total Patents
    11
About

KOIZUMI MITSUE has a total of 11 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan and United States. Its main competitors in its focus markets materials and metallurgy, semiconductors and machines are SI OPTIONS LLC, HUBBARD MELVIN L and ROSI.

Patent filings in countries

World map showing KOIZUMI MITSUEs patent filings in countries
# Country Total Patents
#1 Japan 10
#2 United States 1

Patent filings per year

Chart showing KOIZUMI MITSUEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koizumi Mitsue 8
#2 Miyamoto Yoshio 5
#3 Oyanagi Mitsuyuki 4
#4 Matsubara Ichiro 2
#5 Yamada Osamu 2
#6 Hirao Kiyoshi 2
#7 Kuge Shiyuuhei 2
#8 Uno Koichi 2
#9 Tanihata Kimiaki 2
#10 Yamashita Hiroshi 2

Latest patents

Publication Filing date Title
JPH08268759A Oxycarbide based sintered compact and its production
JPH04280881A Heating method utilizing self-combustion reaction heat and apparatus therefor
JPH04187573A Method for soldering
JPH0477304A Production of nbn superconducting material
JPS62162608A Production of silicon nitride fine powder
JPS6221702A Production of titanium nitride
JPS61295235A Production of particulate titanium sulfide
JPS616102A Method for synthesizing cubic boron nitride
JPS54131590A Synthetic diamond crystal and its manufacture